Finding the Fourth Proportional to 5,286,810.96, 7,930,224 and 1,297,722.96
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Solution
The fourth proportional to 5,286,810.96, 7,930,224 and 1,297,722.96 is: 1,946,586.30
Step by Step Solution
- Step 1: Write the proportion equation
5,286,810.96 : 7,930,224 = 1,297,722.96 : x - Step 2: Convert to fraction form
5,286,810.96/7,930,224 = 1,297,722.96/x - Step 3: Cross multiply
5,286,810.96x = 7,930,224 × 1,297,722.96 - Step 4: Simplify right side
5,286,810.96x = 10,291,233,762,743.04 - Step 5: Solve for x
x = 10,291,233,762,743.04/5,286,810.96 - Step 6: Final answer
x = 1,946,586.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.